Is this Really an 18dbI WiFi Antenna?

In this video we take a look at an 18dbI 2.4GHz wifi antenna from eBay. I also discuss why people are sometimes disappointed with the performance of high gain omnidirectional antennas. Support me on Patreon: https://www.patreon.com/user?u=20857330 My eBay store: https://www.ebay.co.uk/str/andrewantennas Facebook group: https://www.facebook.com/groups/1313077415524264/ Email: [email protected]